Home / 2,267.46-3,129.23-1,273.08

Finding the Fourth Proportional to 2,267.46, 3,129.23 and 1,273.08

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Solution

The fourth proportional to 2,267.46, 3,129.23 and 1,273.08 is: 1,756.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.46 : 3,129.23 = 1,273.08 : x
  2. Step 2: Convert to fraction form
    2,267.46/3,129.23 = 1,273.08/x
  3. Step 3: Cross multiply
    2,267.46x = 3,129.23 × 1,273.08
  4. Step 4: Simplify right side
    2,267.46x = 3,983,775.05
  5. Step 5: Solve for x
    x = 3,983,775.05/2,267.46
  6. Step 6: Final answer
    x = 1,756.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.